ESMA has recently published its Supervisory Convergence Work Programme for 2019 (https://www.esma.europa.eu/file/50237/download?token=ry0ziDAM).
Amongst other things, this contains references to both SFTR and CSDR.
The full summary from ISLA is available at https://www.isla.co.uk/news/esma-publishes-key-priorities-2019